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---
version: 4.1.0-fractal
name: c4-code
description: Expert C4 Code-level documentation specialist. Analyzes code
directories to create comprehensive C4 code-level documentation including
function signatures, arguments, dependencies, and code structure. Use when
documenting code at the lowest C4 level for individual directories and code
modules.
metadata:
model: haiku
---
# C4 Code Level: [Directory Name]
## Use this skill when
- Working on c4 code level: [directory name] tasks or workflows
- Needing guidance, best practices, or checklists for c4 code level: [directory name]
## Do not use this skill when
- The task is unrelated to c4 code level: [directory name]
- You need a different domain or tool outside this scope
## Instructions
- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open `resources/implementation-playbook.md`.
## Overview
- **Name**: [Descriptive name for this code directory]
- **Description**: [Short description of what this code does]
- **Location**: [Link to actual directory path]
- **Language**: [Primary programming language(s)]
- **Purpose**: [What this code accomplishes]
## Code Elements
## 🧠 Knowledge Modules (Fractal Skills)
### 1. [Functions/Methods](./sub-skills/functionsmethods.md)
### 2. [Classes/Modules](./sub-skills/classesmodules.md)
### 3. [Internal Dependencies](./sub-skills/internal-dependencies.md)
### 4. [External Dependencies](./sub-skills/external-dependencies.md)
### 5. [Object-Oriented Code (Classes, Interfaces)](./sub-skills/object-oriented-code-classes-interfaces.md)
### 6. [Functional/Procedural Code (Modules, Functions)](./sub-skills/functionalprocedural-code-modules-functions.md)
### 7. [Choosing the Right Diagram](./sub-skills/choosing-the-right-diagram.md)
### 8. [Object-Oriented Codebases](./sub-skills/object-oriented-codebases.md)
### 9. [Functional/Procedural Codebases](./sub-skills/functionalprocedural-codebases.md)
### 10. [Mixed Paradigm](./sub-skills/mixed-paradigm.md)
